Home / 9,429.10-14,141.80-2,853.74

Finding the Fourth Proportional to 9,429.10, 14,141.80 and 2,853.74

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Solution

The fourth proportional to 9,429.10, 14,141.80 and 2,853.74 is: 4,280.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,429.10 : 14,141.80 = 2,853.74 : x
  2. Step 2: Convert to fraction form
    9,429.10/14,141.80 = 2,853.74/x
  3. Step 3: Cross multiply
    9,429.10x = 14,141.80 × 2,853.74
  4. Step 4: Simplify right side
    9,429.10x = 40,357,020.33
  5. Step 5: Solve for x
    x = 40,357,020.33/9,429.10
  6. Step 6: Final answer
    x = 4,280.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.